<?php
/**
 * Zend Framework
 *
 * LICENSE
 *
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 *
 * @category   Zend
 * @package    Zend_Search_Lucene
 * @subpackage Search
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 * @version    $Id: Subquery.php 18954 2009-11-12 20:01:33Z alexander $
 */

/** Zend_Search_Lucene_Search_QueryEntry */
require_once 'Zend/Search/Lucene/Search/QueryEntry.php';

/**
 * @category   Zend
 * @package    Zend_Search_Lucene
 * @subpackage Search
 * @copyright  Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
 * @license    http://framework.zend.com/license/new-bsd     New BSD License
 */
class Zend_Search_Lucene_Search_QueryEntry_Subquery extends Zend_Search_Lucene_Search_QueryEntry
{
	/**
	 * Query
	 *
	 * @var Zend_Search_Lucene_Search_Query
	 */
	private $_query;

	/**
	 * Object constractor
	 *
	 * @param Zend_Search_Lucene_Search_Query $query
	 */
	public function __construct(Zend_Search_Lucene_Search_Query $query)
	{
		$this->_query = $query;
	}

	/**
	 * Process modifier ('~')
	 *
	 * @param mixed $parameter
	 * @throws Zend_Search_Lucene_Search_QueryParserException
	 */
	public function processFuzzyProximityModifier($parameter = null)
	{
		require_once 'Zend/Search/Lucene/Search/QueryParserException.php';
		throw new Zend_Search_Lucene_Search_QueryParserException('\'~\' sign must follow term or phrase');
	}


	/**
	 * Transform entry to a subquery
	 *
	 * @param string $encoding
	 * @return Zend_Search_Lucene_Search_Query
	 */
	public function getQuery($encoding)
	{
		$this->_query->setBoost($this->_boost);

		return $this->_query;
	}
}
